123110103202 has 4 divisors (see below), whose sum is σ = 184665154806. Its totient is φ = 61555051600.

The previous prime is 123110103191. The next prime is 123110103211. The reversal of 123110103202 is 202301011321.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 95493978441 + 27616124761 = 309021^2 + 166181^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30777525799 + ... + 30777525802.

Almost surely, 2^123110103202 is an apocalyptic number.

123110103202 is a deficient number, since it is larger than the sum of its proper divisors (61555051604).

123110103202 is an equidigital number, since it uses as much as digits as its factorization.

123110103202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61555051603.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 123110103202 its reverse (202301011321), we get a palindrome (325411114523).

The spelling of 123110103202 in words is "one hundred twenty-three billion, one hundred ten million, one hundred three thousand, two hundred two".